Naismith Marine Services

Seth Gambill  has more than 14 years of experience in the Texas Gulf Coast region. His experience includes environmental consulting, Corps of Engineers permitting, resource agency consultation and coordination, sensitive resource surveying and mapping, wetland and oyster reef creation and restoration, remote sensing surveys, and project management.

Justin Zac Giessel  has an M.S. in Geospatial Survey Engineering and a USCG 100 ton license. Mr. Giessel has more than 15 years of experience in the Texas Gulf Coast region. His experience includes, SfM photogrammetry, Corps of Engineers permitting, sensitive resource surveying/mapping, wetland and oyster reef mapping, Endangered Species Act permitting and compliance, and coastal boundary surveys.

James M. Naismith, RPLS, LSLS, has an M.S. in Civil Engineering and is a licensed captain. Mr. Naismith is a third-generation surveyor with more than 27 years of experience in all aspects of land and hydrographic surveying. His projects range from continental scale survey control to individual dock surveys. He has authored and presented numerous training manuals, technical presentations, and web-based technical content.

our people

Find Us

Our experienced crewmembers are deployed across the coast in small teams based on project needs. Most are based out of Rockport, where our shop is located.  When not on the water, the crews are working on new methods and maintaining our inventory of survey equipment.

2007 Farm to Market Road 3036, Rockport, TX, 78382

TBPLS firm #10078500


Business: Jim  +1.361-945-0248

Operations: Seth +1 361-319-4948

Accounts: +1 361-334-5719

E-mail: naismith marine services